James Evans @jamesevansuk is a historian and television producer and Emigrants is his second book. He has worked since producing historical documentaries for Niall Ferguson, David Starkey and Michael Wood, as well as helping to write some of the accompanying books. He wrote an acclaimed account of a pivotal Tudor exploration of the north-east passage called Merchant Adventurers. His new book, Emigrants: Why the English Sailed to the New World is out now.
Dan talks to Henry Lytton-Cobbold about his family, Knebworth House, and its connection with rock and roll.
Martin Kemp, an emeritus professor at the University of Oxford, is one of the foremost experts on Leonardo Da Vinci. He has recently worked on a translation and collation of the Codex Leicester and he talks Dan through Leonardo's most interesting and prescient ideas. Producer: Peter Curry
Antony Robbins, Communications director Museum of London.
